Home / 104,060.29-143,603.57-56,313.63

Finding the Fourth Proportional to 104,060.29, 143,603.57 and 56,313.63

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Solution

The fourth proportional to 104,060.29, 143,603.57 and 56,313.63 is: 77,713.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,060.29 : 143,603.57 = 56,313.63 : x
  2. Step 2: Convert to fraction form
    104,060.29/143,603.57 = 56,313.63/x
  3. Step 3: Cross multiply
    104,060.29x = 143,603.57 × 56,313.63
  4. Step 4: Simplify right side
    104,060.29x = 8,086,838,307.66
  5. Step 5: Solve for x
    x = 8,086,838,307.66/104,060.29
  6. Step 6: Final answer
    x = 77,713.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.